C0079
Steering Position Sensor Circuit High
2002-2009 GMC Envoy 4.2L I6
Moderate SeverityChassisGeneric (SAE)
Description
The steering angle sensor signal voltage is higher than the maximum expected value.
Symptoms
- Stability control disabled
- ESC light on
- Incorrect steering position displayed
Common Causes
- Signal wire open circuit
- Short to battery voltage
- Sensor reference voltage issue
- Sensor failure
Diagnostic Steps
- Test signal voltage at sensor connector
- Check for open circuits in signal wire
- Verify reference voltage
- Monitor output through full range
- Inspect connector pins
Repair Notes
Repair open circuit or replace steering angle sensor.
Related Codes
Other Chassis Codes
- C0021LF Wheel Speed Sensor Range/Performance
- C0021LF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0022RF Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0023LR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0024RR Wheel Speed Sensor Range/Performance
- C0025LF Wheel Speed Sensor Circuit Intermittent
- C0025LF Wheel Speed Sensor Circuit Intermittent
C0079 on Other Vehicles
Common Questions
What does code C0079 mean on a 2002-2009 GMC Envoy?
C0079 stands for "Steering Position Sensor Circuit High". The steering angle sensor signal voltage is higher than the maximum expected value.
What are the symptoms of C0079 on a GMC Envoy?
Common symptoms of C0079 include: Stability control disabled, ESC light on, Incorrect steering position displayed.
What causes C0079 on a 2002-2009 GMC Envoy?
Common causes of C0079 include: Signal wire open circuit, Short to battery voltage, Sensor reference voltage issue, Sensor failure.